Foundations of evolutionary psychologyDennis Krebs, Charles Crawford · First published 2008Open the Tome
Appleton & Lange's review for the ultrasonography examinationCarol Krebs, Charles S. Odwin, Arthur C. Fleischer, Carol A. Krebs · First published 2004Open the Tome
Handbook of evolutionary psychologyCharles Crawford, Dennis Krebs · First published 1997Open the Tome
Ecología; estudio de la distribución y la abundanciaCharles J. Krebs · First published 1985Open the Tome
An abridged reference "case-book" of California Unemployment Insurance Appeals Board decisions interpreting the California unemployment insurance actCharles Krebs · First published 1950Open the Tome
